\begin{table}%t1
\caption{\label{table:summary}Summary of survey galaxies.}
%\centerline
 {\small \begin{tabular}{l l c c c c c c c c c c c }
\hline\hline
Galaxy & Hubble & $D_{25}$ & Incl. & $\psi^\prime_{xy}\pm$~err & Spiral & PA & Ref$^a$ & Beam &  
$\sigma_P$ & $P~\pm$~err & $RM_{FG}~\pm$~err &$I$\\
ID & Type & [arcmin] & [deg.] & [deg.] & sign & [deg.] & \ & ellipse & [$\mu$Jy/bm] & [mJy] & [rad~m$^{-2}$] & [mJy]\\
\hline
Holmberg II & Im & 7.9 & 56 &\ldots &-- & 168 & 4 & 1.06 & 11.8 & $<$0.5 & $-10 \pm 2$ & 5.5 \\ 
IC 2574 &     SABm & 13.2 & 53 &-- &+1 & 56 & 1 & 1.08 &  12.5 & $<$0.6 & $-18 \pm 4$ & 14. \\  
NGC 628 &     SAc & 10.5 & 7 & $15 \pm 2$ &+1 & 25 & 5 & 3.68 &  13.5 & $23 \pm 2$ & $-34 \pm 2$ & 200. \\  
NGC 925 &  SABd & 10.5 & 66 & $25 \pm 2$ & +1& 287 & 1 & 1.81 &  13.0 & $<$0.6 & $-10~\pm~2$ & 90. \\ 
NGC 2403 & SABcd & 21.9 & 63 & $21 \pm 4$ &+1 & 124 & 1 & 1.10 &  9.0 & $28 \pm 5$ & $+11~\pm~30$ & 360 \\  
NGC 2841 & SAb & 8.1 & 74 &-- &$-1$ & 153 & 1 & 1.29 &  8.6 & 5.8~$\pm$~0.5 & $-6~\pm~3$ & 100 \\   
NGC 2903 & SABbc & 11.5 & 65 & $13 \pm 5$ &$-1$ & 204 & 1 & 2.73 &  12.6 & 14~$\pm$~1 & $+3~\pm~1$ & 460 \\ 
NGC 2976 & SAc & 5.9 & 65 &-- &$-1$ & 335 & 1 & 1.08 &  9.5 & 3.0~$\pm$~0.6 & $-34~\pm~2$ & 68. \\ 
NGC 3184 & SABcd & 7.4 & 16 & $17 \pm 3$ &+1 & 179 & 9 & 1.51 & 9.7 & 5~$\pm$~1 & $+19~\pm~2$ & 80. \\ 
NGC 3198 & SBc & 8.5 & 72 &-- &$-1$ & 215 & 1 & 1.40 & 9.4 &  $<$0.5 & $+7~\pm~2$ & 49. \\ 
NGC 3627 & SABb & 9.1 & 62 &-- &$-1$ & 173 & 1 & 4.45 &  15.2 & 12.5~$\pm$~1 & $+13~\pm~1$ & 500 \\  
NGC 3938 & SAc & 5.4 & 14 &$12 \pm 3$ &+1 & 204 & 2,3 & 1.44 &  9.1 & 6.2~$\pm$~0.5 & $+1~\pm~2$ & 80. \\ 
NGC 4125 & E6p & 5.8 & -- &-- &-- & 83\footnote{Morphologically-determined position angle} & 6 & 1.10 &  6.7 & $<$0.1 & $+19~\pm~1$ & 1.9\\  
NGC 4236 & SBdm & 21.9 & 73 &-- &$-1$ & 161 & 7 & 1.07 &  9.1 & $<$0.3 & $+15~\pm~2$ & 26. \\ 
NGC 4254 & SAc & 5.4 & 32 &$22 \pm 4$ &+1 & 65 & 2,3 & 4.02 &  14.5 & 24~$\pm$~2 & $-13~\pm~3$ & 510 \\
NGC 4321 & SABbc & 7.4 & 30 &$15 \pm 3$ &$-1$ & 159 & 2,3 & 3.67 &  13.1 & 16~$\pm$~1 & $-17~\pm~1$ & 310 \\
NGC 4450 & SAab & 5.2 & 48 &$10 \pm 2$ &+1 & 352 & 2,3 & 3.40 & 13.5 & $<$0.2 & $-8~\pm~1$ & 13. \\ 
NGC 4559 & SABcd & 10.7 & 65 &-- &$-1$ & 328 & 2,3 & 2.13 &  12.9 & 1.0~$\pm$~0.2 & $-5~\pm~2$ & 110\\  
NGC 4569 & SABab & 9.5 & 66 &-- &$-1$ & 23 & 2,3 & 4.39 &  13.3 & 12~$\pm$~1 & $+18~\pm~2$ & 170\\    
NGC 4631 & SBd & 15.5 & 85 &-- &-- & 86 & 2,3,8 & 1.86 &  12.6 & 40~$\pm$~2 & $-4~\pm~3$ & 1290\\ 
NGC 4725 & SABab & 10.7 & 54 &$7 \pm 1$ &+1 & 36 & 2,3 & 2.32 &  12.4 & 3.6~$\pm$~0.5 & $-4~\pm~4$ & 100 \\   
NGC 4736 & SAab & 11.2 & 41 &-- &+1 & 296 & 1 & 1.52 & 17.3 & 11.5~$\pm$~1 & $+1~\pm~1$ & 320 \\  
NGC 4826 & SAab & 10.0 & 65 &$7 \pm 2$ &+1 & 121 & 1 & 2.71 &  13.5 & 0.7~$\pm$~0.1 & $-8~\pm~2$ & 110 \\  
NGC 5033 & SAc & 10.7 & 66 &$19 \pm 3$ &$-1$ & 352 & 2,3 & 1.68 & 10.5 & 3.5~$\pm$~0.5 & $+9~\pm~2$ & 240 \\  
NGC 5055 & SAbc & 12.6 & 59 &$11 \pm 3$ &+1 & 102 & 1 & 1.49 &  10.6 & 17.5~$\pm$~1 & $-8~\pm~3$ & 450 \\ 
NGC 5194 & SABbc & 11.2 & 42 &$15 \pm 2$ &$-1$ & 172 & 9 & 1.36 &  9.5 & 81~$\pm$~5 & $+12~\pm~2$ & 1420 \\ 
NGC 6946 & SABcd & 11.5 & 33 &$28 \pm 4$ &+1 & 243 & 1 & 1.15 &  10.6 & 150~$\pm$~10 & $+23~\pm~2$ & 1700\\ 
NGC 7331 & SAb & 10.5 & 76 &$14 \pm 3$ &+1 & 168 & 1 & 1.77 &  11.4 & 14.5~$\pm$~1 & $-177~\pm~7$ & 590 \\ 
\hline
\end{tabular}}
\medskip
References: (1) \citet{deblok_etal_2008}; (2)~\citet{paturel_etal_2003}; (3) \citet{braun_etal_2007}; (4) \citet{bureau_carignan_2002}; (5) \citet{kamphuis_briggs_1992}; (6) \citet{jarrett_etal_2003}; (7) \citet{braun_1995}; (8) \citet{rc3};
  (9) \citet{tamburro_etal_2008}.
\end{table}